[INFO] fetching crate wasi-cap-std-sync 0.31.0...
[INFO] testing wasi-cap-std-sync-0.31.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate wasi-cap-std-sync 0.31.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate wasi-cap-std-sync 0.31.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasi-cap-std-sync 0.31.0
[INFO] finished tweaking crates.io crate wasi-cap-std-sync 0.31.0
[INFO] tweaked toml for crates.io crate wasi-cap-std-sync 0.31.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb203b8e410ad820a1298c2e664b5ddd426ad50685d948a97fec19d8657ecc4f
[INFO] running `Command { std: "docker" "start" "-a" "bb203b8e410ad820a1298c2e664b5ddd426ad50685d948a97fec19d8657ecc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb203b8e410ad820a1298c2e664b5ddd426ad50685d948a97fec19d8657ecc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb203b8e410ad820a1298c2e664b5ddd426ad50685d948a97fec19d8657ecc4f", kill_on_drop: false }`
[INFO] [stdout] bb203b8e410ad820a1298c2e664b5ddd426ad50685d948a97fec19d8657ecc4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21c212a3def76cf74fd11286d27ea88103156ab45f70f82e1034740fa4e2e3f6
[INFO] running `Command { std: "docker" "start" "-a" "21c212a3def76cf74fd11286d27ea88103156ab45f70f82e1034740fa4e2e3f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling linux-raw-sys v0.0.29
[INFO] [stderr]    Compiling linux-raw-sys v0.0.28
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling ambient-authority v0.0.1
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling maybe-owned v0.3.4
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling wasi-common v0.31.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling wast v35.0.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling io-lifetimes v0.3.3
[INFO] [stderr]    Compiling rsix v0.25.1
[INFO] [stderr]    Compiling rsix v0.23.9
[INFO] [stderr]    Compiling unsafe-io v0.9.1
[INFO] [stderr]    Compiling cap-primitives v0.19.1
[INFO] [stderr]    Compiling cap-std v0.19.1
[INFO] [stderr]    Compiling cap-fs-ext v0.19.1
[INFO] [stderr]    Compiling system-interface v0.15.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling cap-rand v0.19.1
[INFO] [stderr]    Compiling fs-set-times v0.12.2
[INFO] [stderr]    Compiling cap-time-ext v0.19.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling witx v0.9.1
[INFO] [stderr]    Compiling wiggle-generate v0.31.0
[INFO] [stderr]    Compiling wiggle-macro v0.31.0
[INFO] [stderr]    Compiling wiggle v0.31.0
[INFO] [stderr]    Compiling wasi-cap-std-sync v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "21c212a3def76cf74fd11286d27ea88103156ab45f70f82e1034740fa4e2e3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c212a3def76cf74fd11286d27ea88103156ab45f70f82e1034740fa4e2e3f6", kill_on_drop: false }`
[INFO] [stdout] 21c212a3def76cf74fd11286d27ea88103156ab45f70f82e1034740fa4e2e3f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ae927465e129f0c0536a11b3f7bf50e54b94b6b79fb6801e554c7a80434e77
[INFO] running `Command { std: "docker" "start" "-a" "02ae927465e129f0c0536a11b3f7bf50e54b94b6b79fb6801e554c7a80434e77", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling cap-rand v0.19.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling wasi-common v0.31.0
[INFO] [stderr]    Compiling wasi-cap-std-sync v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.08s
[INFO] running `Command { std: "docker" "inspect" "02ae927465e129f0c0536a11b3f7bf50e54b94b6b79fb6801e554c7a80434e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ae927465e129f0c0536a11b3f7bf50e54b94b6b79fb6801e554c7a80434e77", kill_on_drop: false }`
[INFO] [stdout] 02ae927465e129f0c0536a11b3f7bf50e54b94b6b79fb6801e554c7a80434e77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9dc08278f7f9255b8080ed351dca1f79f8d6cc1b67caac1306ac160d46bbe62f
[INFO] running `Command { std: "docker" "start" "-a" "9dc08278f7f9255b8080ed351dca1f79f8d6cc1b67caac1306ac160d46bbe62f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasi_cap_std_sync-1c379ea885ffb0ed)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test dir::test::scratch_dir ... ok
[INFO] [stdout] test dir::test::readdir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasi-cap-std-sync
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9dc08278f7f9255b8080ed351dca1f79f8d6cc1b67caac1306ac160d46bbe62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc08278f7f9255b8080ed351dca1f79f8d6cc1b67caac1306ac160d46bbe62f", kill_on_drop: false }`
[INFO] [stdout] 9dc08278f7f9255b8080ed351dca1f79f8d6cc1b67caac1306ac160d46bbe62f